/Engine/Source/Runtime/CoreUObject/Public/UObject/MetaData.h
An object that holds a map of key/value pairs.
class UMetaData : public [UObject](API\Runtime\CoreUObject\UObject\UObject)
TMap<FWeakObje...
ObjectMetaDataMap
Mapping between an object, and its key->value meta-data pairs.
TMap<FName,FS...
RootMetaDataMap
Root-level (not associated with a particular object) key->value meta-data pairs.